Home / 11,321,378.50-17,057,688.71-10,243,273.09

Finding the Fourth Proportional to 11,321,378.50, 17,057,688.71 and 10,243,273.09

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Solution

The fourth proportional to 11,321,378.50, 17,057,688.71 and 10,243,273.09 is: 15,433,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,321,378.50 : 17,057,688.71 = 10,243,273.09 : x
  2. Step 2: Convert to fraction form
    11,321,378.50/17,057,688.71 = 10,243,273.09/x
  3. Step 3: Cross multiply
    11,321,378.50x = 17,057,688.71 × 10,243,273.09
  4. Step 4: Simplify right side
    11,321,378.50x = 174,726,563,740,739.81
  5. Step 5: Solve for x
    x = 174,726,563,740,739.81/11,321,378.50
  6. Step 6: Final answer
    x = 15,433,329.41

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.